def declare_constant_instance(self, const):
# const.concretetype is Instance
if const in self.declarations:
return self.declarations[const][0]
name = "+const" + str(self.constcount) + "+"
INST = dynamicType(const.value)
self.declare_class(INST)
inst = oodowncast(INST, const.value)
cls = clrepr(INST)
const_declaration = []
const_declaration.append("(defvar %s nil)" % clrepr(name, True))
const_declaration.append("(setf %s (make-instance %s))" % (clrepr(name, True),
clrepr(cls, True)))
fields = INST._allfields()
for fieldname in fields:
fieldvalue = getattr(inst, fieldname)
if isinstance(fieldvalue, _class):
self.declare_any(fieldvalue._INSTANCE)
fieldvaluerepr = clrepr(getattr(inst, fieldname))
### XXX
const_declaration.append("(setf (slot-value %s '%s) %s)" % (clrepr(name, True),
clrepr(fieldname, True),
clrepr(fieldvaluerepr, True)))
const_declaration = "\n".join(const_declaration)
self.declarations[const] = (name, const_declaration)
self.constcount += 1
return name
def render(self):
codef = CodeFormatter(self.gen)
# XXX use CodeFormatter throughout here
yield self.render_fileout_header(
"%s class" % self._class_name, "internals")
message = Message("setupConstants")
yield codef.format(message.with_args([]))
yield " Constants := Dictionary new."
for const, const_id in self.constants.iteritems():
INST = dynamicType(const.value)
inst = oodowncast(INST, const.value)
field_names = INST._allfields().keys()
field_values = [getattr(inst, f) for f in field_names]
new = Message("new").send_to(INST, [])
init_message = Message("fieldInit").send_to(new, field_values)
yield " Constants at: '%s' put: %s." \
% (const_id, codef.format(init_message))
yield "! !"
yield ""
yield self.render_fileout_header(
"%s class" % self._class_name, "internals")
arg = CustomVariable("constId")
get_message = Message("getConstant")
yield codef.format(get_message.with_args([arg]))
yield " ^ Constants at: constId"
yield "! !"
def read_attr(self, value, attr):
value = ootype.oodowncast(ootype.dynamicType(value), value)
return getattr(value, "o" + attr)
def op_oodowncast(INST, inst):
return ootype.oodowncast(INST, inst)
def read_attr(self, value, attr):
value = ootype.oodowncast(ootype.dynamicType(value), value)
return getattr(value, "o" + attr)
def op_oodowncast(INST, inst):
return ootype.oodowncast(INST, inst)
